Williams P332490 Switch Freon a dedicated vent line is

a dedicated vent line is typically not required

It should not be exposed to rain

05" WC setpoint and a SPDT (Single-Pole Double-Throw) configuration

designed to handle high-gauge wiring required for 75-amp loads

and industrial heating applications

Williams P332490 Switch Freon a dedicated vent line isThe Williams P332490 Switch is a critical OEM replacement fan switch specifically engineered for Williams direct vent furnaces. This automatic blower switch is designed to integrate seamlessly with the 2302 blower assembly, providing precise control over the heating cycle by managing the blower activation based on internal plenum temperatures. Constructed for professional grade durability, the P332490 functions as a reliable furnace limit control,